A high-density 3-dimensional culture model of human glioblastoma for rapid screening of therapeutic resistance.

"Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper."

"The authors would like to thank members of the WPG and FAS labs for critical comments on the manuscript. WPG is funded by NC3Rs project NC/N002423/1. FAS is supported by MRC grant MR/S007709/1. The BRAIN Unit is funded by Welsh Government through Health and Care Research Wales (BRAIN Unit Infrastructure Award, Grant no: UA05 to WPG). J. Brown: Data curation, Formal analysis, Investigation, Methodology, Writing – original draft. M. Zaben: Supervision, Methodology, Writing – review & editing. C. Ormonde: Data curation, Validation. F. Sharouf: Data curation, Validation. R. Spencer: Data curation, Validation. H. Bhatt: Data curation, Validation. F.A. Siebzehnrubl: Supervision, Methodology, Funding acquisition, Writing – original draft, Writing – review & editing. W.P. Gray: Supervision, Methodology, Funding acquisition, Writing – review & editing."